Cheap flights from Brussels Bruxelles-National Airport to London from £59

In general, March is the cheapest month to fly from Brussels Bruxelles-National Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £117. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Brussels Bruxelles-National Airport averaging around £119.

On average, the least expensive day to fly to London Heathrow Airport from Brussels Bruxelles-National Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £130. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £213.

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Brussels Bruxelles-National Airport to London Heathrow Airport at midday for as low as £108. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £164 on average. Flights to London Heathrow Airport from Brussels Bruxelles-National Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Brussels Bruxelles-National to London Heathrow for the best Brussels Bruxelles-National - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from Brussels Bruxelles-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £137 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Brussels Bruxelles-National Airport for as low as £100 on momondo.

There are 3 cabin classes available to choose from on Brussels Bruxelles-National Airport to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 18% of flights between Brussels and London have experienced a delay on any given week. The average delay length over the past 12 months has been 99 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

As of September 2026, there are 7 flights per day flying from Brussels Bruxelles-National Airport to London Heathrow Airport. The most common time of day flights depart is 09:00, with 57% of flights taking off at midday.

As of September 2026, there are 51 flights per week flying from Brussels Bruxelles-National Airport to London Heathrow Airport. The most common day of the week flights depart is Tue, with 39% of flights taking off on this day.